An intelligent cleaning device, comprising: a conveying table, a cleaning bin, a wheel set A, a belt A, a belt B, a pulley set, a top plate machine, a closing bin, a start switch, and a driving motor; The machine, the closing bin and other mechanisms cooperate with each other to realize automatic flushing and automatic storage; the drive shaft in the cleaning bin drives the V-shaped brush and the roller brush at the same time drives the pulley set, the seedling tray enters the cleaning bin under the drive of the roller set, and the seedling tray goes out of the cleaning bin Then touch the start switch, drive the motor to start, drive the jacking machine, and the jacking machine lifts the seedling tray to the closing bin, so as to realize automatic washing and automatic storage simultaneously.